Node: Ośrodek Medycyny Podróży i Szczepień Profilaktycznych (12108051333) | OpenStreetMap is specializing in travel medicine, as in, to consult, prepare and vaccinate against diseases rare/not present locally but far more likely to be encountered on travel.
It is often https://wiki.openstreetmap.org/wiki/Tag:healthcare:speciality%3Dtropical - but not exactly, as while tropic regions have more problematic ones you may also get advise/vaccinations when travelling to non-tropic countries.
How to tag that?
ATYL healthcare:speciality=travel_abroad
?